- Chehalis River (Washington) (Wikipedia)
The Chehalis River (/ʃəˈheɪlɪs/ shə-HAY-lis) is a river in Washington in the United States. It originates in several forks in southwestern Washington, flows east, then north, then west, in a large curve, before emptying into Grays Harbor, an estuary of the Pacific Ocean. The river is the largest solely contained drainage basin in the state.
- Nooksack River § Middle Fork (Wikipedia)
The Middle Fork Nooksack River, about 20 miles (32 km) long, originates on the southern slopes of Mount Baker near Baker Pass. It flows generally northwest between Mount Baker and Twin Sisters, and drains into the North Fork opposite Welcome, about 4.5 km (2.8 mi) northeast of the confluence between the North and South Forks.
Mount Baker, WA simplified hazards map (usgs.gov)